<?php

if (!defined('ADODB_DIR'))
    die();

class perf_informix extends adodb_perf {

    var $createTableSQL = "CREATE TABLE adodb_logsql (
		created datetime year to second NOT NULL,
		sql0 varchar(250) NOT NULL,
		sql1 varchar(255) NOT NULL,
		params varchar(255) NOT NULL,
		tracer varchar(255) NOT NULL,
		timer decimal(16,6) NOT NULL
	)";
    var $tablesSQL = "select a.tabname tablename, ti_nptotal*2 size_in_k, ti_nextns extents, ti_nrows records from systables c, sysmaster:systabnames a, sysmaster:systabinfo b where c.tabname not matches 'sys*' and c.partnum = a.partnum and c.partnum = b.ti_partnum";
    var $settings = array(
        'Ratios',
        'data cache hit ratio' => array('RATIOH',
            "select round((1-(wt.value / (rd.value + wr.value)))*100,2)
		from sysmaster:sysprofile wr, sysmaster:sysprofile rd, sysmaster:sysprofile wt
		where rd.name = 'pagreads' and
		wr.name = 'pagwrites' and
		wt.name = 'buffwts'",
            '=WarnCacheRatio'),
        'IO',
        'data reads' => array('IO',
            "select value from sysmaster:sysprofile where name='pagreads'",
            'Page reads'),
        'data writes' => array('IO',
            "select value from sysmaster:sysprofile where name='pagwrites'",
            'Page writes'),
        'Connections',
        'current connections' => array('SESS',
            'select count(*) from sysmaster:syssessions',
            'Number of sessions'),
        false
    );

    function perf_informix(&$conn) {
        $this->conn = $conn;
    }

}

?>
